Home / 186,194.51-256,967.33-109,738.23

Finding the Fourth Proportional to 186,194.51, 256,967.33 and 109,738.23

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Solution

The fourth proportional to 186,194.51, 256,967.33 and 109,738.23 is: 151,449.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,194.51 : 256,967.33 = 109,738.23 : x
  2. Step 2: Convert to fraction form
    186,194.51/256,967.33 = 109,738.23/x
  3. Step 3: Cross multiply
    186,194.51x = 256,967.33 × 109,738.23
  4. Step 4: Simplify right side
    186,194.51x = 28,199,139,962.03
  5. Step 5: Solve for x
    x = 28,199,139,962.03/186,194.51
  6. Step 6: Final answer
    x = 151,449.90

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.